z-(-5z-8z)
2007-10-23 12:59:58 · 5 answers · asked by hee hee hee 1 in Science & Mathematics ➔ Mathematics
z-(-5z-8z)
distribute the negative
rewrite the problem
z+5z+8z
combine like terms
14z is the final answer
2007-10-23 13:03:13 · answer #1 · answered by justme 3 · 0⤊ 0⤋
Distribute the negative signin front of the ( ) to get
z - 5z + 8z
Since these are all like terms and the positive ones and then subtract 5z to get
4z
2007-10-23 13:04:04 · answer #2 · answered by baja_tom 4 · 0⤊ 1⤋
z-(-5z-8z)
z-(-13z)
z+13z
14z
{saying x-(x-x) is the same as saying x-1(x-x)
2007-10-23 13:12:06 · answer #3 · answered by no nothing 2 · 0⤊ 0⤋
14z
1)-5z-8z=-13z
2)z-(-13z)=14z
2007-10-23 13:04:29 · answer #4 · answered by soccerchik69 2 · 0⤊ 0⤋
I wish I could help but I need help also.
2007-10-23 13:08:22 · answer #5 · answered by Busy Lady 2010 7 · 0⤊ 0⤋